20663958

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{9283}}^1$

素因数の和:9348

約数の個数: 32

約数和(自身を含む): 48128256

約数和(自身を除く): 27464298

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 53, 106, 159, 318, 371, 742, 1113, 2226, 9283, 18566, 27849, 55698, 64981, 129962, 194943, 389886, 491999, 983998, 1475997, 2951994, 3443993, 6887986, 10331979, 20663958]

約数ペア:

[(1, 20663958), (2, 10331979), (3, 6887986), (6, 3443993), (7, 2951994), (14, 1475997), (21, 983998), (42, 491999), (53, 389886), (106, 194943), (159, 129962), (318, 64981), (371, 55698), (742, 27849), (1113, 18566), (2226, 9283)]